/// <summary>
        /// Creates a new Expense Review record in the database.
        /// </summary>
        /// <param name="expense">An Expense Review object.</param>
        private void CreateExpenseReview(ExpenseReview review)
        {
            // Business logic.
            review.DateApproved = DateTime.Now;

            Console.WriteLine(review.ToString());

            // Persist data.
            ExpenseReviewDataAccess dac = new ExpenseReviewDataAccess();
            try
            {
                dac.Create(review);
            }
            catch (Exception ex)
            {
                Console.WriteLine(ex.Message);
                throw ex;
            }
        }